454153020251 has 4 divisors (see below), whose sum is σ = 519032023152. Its totient is φ = 389274017352.

The previous prime is 454153020193. The next prime is 454153020259. The reversal of 454153020251 is 152020351454.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 454153020251 - 2³⁰ = 453079278427 is a prime.

It is a super-3 number, since 3×454153020251³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (454153020259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32439501440 + ... + 32439501453.

It is an arithmetic number, because the mean of its divisors is an integer number (129758005788).

Almost surely, 2^454153020251 is an apocalyptic number.

454153020251 is a deficient number, since it is larger than the sum of its proper divisors (64879002901).

454153020251 is an equidigital number, since it uses as much as digits as its factorization.

454153020251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64879002900.

The product of its (nonzero) digits is 24000, while the sum is 32.

The spelling of 454153020251 in words is "four hundred fifty-four billion, one hundred fifty-three million, twenty thousand, two hundred fifty-one".